19373130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:241

約数の個数: 144

約数和(自身を含む): 61461504

約数和(自身を除く): 42088374

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 49, 63, 69, 70, 90, 98, 105, 115, 126, 138, 147, 161, 191, 207, 210, 230, 245, 294, 315, 322, 345, 382, 414, 441, 483, 490, 573, 630, 690, 735, 805, 882, 955, 966, 1035, 1127, 1146, 1337, 1449, 1470, 1610, 1719, 1910, 2070, 2205, 2254, 2415, 2674, 2865, 2898, 3381, 3438, 4011, 4393, 4410, 4830, 5635, 5730, 6685, 6762, 7245, 8022, 8595, 8786, 9359, 10143, 11270, 12033, 13179, 13370, 14490, 16905, 17190, 18718, 20055, 20286, 21965, 24066, 26358, 28077, 30751, 33810, 39537, 40110, 43930, 46795, 50715, 56154, 60165, 61502, 65895, 79074, 84231, 92253, 93590, 101430, 120330, 131790, 140385, 153755, 168462, 184506, 197685, 215257, 276759, 280770, 307510, 395370, 421155, 430514, 461265, 553518, 645771, 842310, 922530, 1076285, 1291542, 1383795, 1937313, 2152570, 2767590, 3228855, 3874626, 6457710, 9686565, 19373130]

約数ペア:

[(1, 19373130), (2, 9686565), (3, 6457710), (5, 3874626), (6, 3228855), (7, 2767590), (9, 2152570), (10, 1937313), (14, 1383795), (15, 1291542), (18, 1076285), (21, 922530), (23, 842310), (30, 645771), (35, 553518), (42, 461265), (45, 430514), (46, 421155), (49, 395370), (63, 307510), (69, 280770), (70, 276759), (90, 215257), (98, 197685), (105, 184506), (115, 168462), (126, 153755), (138, 140385), (147, 131790), (161, 120330), (191, 101430), (207, 93590), (210, 92253), (230, 84231), (245, 79074), (294, 65895), (315, 61502), (322, 60165), (345, 56154), (382, 50715), (414, 46795), (441, 43930), (483, 40110), (490, 39537), (573, 33810), (630, 30751), (690, 28077), (735, 26358), (805, 24066), (882, 21965), (955, 20286), (966, 20055), (1035, 18718), (1127, 17190), (1146, 16905), (1337, 14490), (1449, 13370), (1470, 13179), (1610, 12033), (1719, 11270), (1910, 10143), (2070, 9359), (2205, 8786), (2254, 8595), (2415, 8022), (2674, 7245), (2865, 6762), (2898, 6685), (3381, 5730), (3438, 5635), (4011, 4830), (4393, 4410)]