19266780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1453}}^1$

素因数の和:1495

約数の個数: 96

約数和(自身を含む): 61556544

約数和(自身を除く): 42289764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 1453, 2210, 2652, 2906, 3315, 4359, 4420, 5812, 6630, 7265, 8718, 13260, 14530, 17436, 18889, 21795, 24701, 29060, 37778, 43590, 49402, 56667, 74103, 75556, 87180, 94445, 98804, 113334, 123505, 148206, 188890, 226668, 247010, 283335, 296412, 321113, 370515, 377780, 494020, 566670, 642226, 741030, 963339, 1133340, 1284452, 1482060, 1605565, 1926678, 3211130, 3853356, 4816695, 6422260, 9633390, 19266780]

約数ペア:

[(1, 19266780), (2, 9633390), (3, 6422260), (4, 4816695), (5, 3853356), (6, 3211130), (10, 1926678), (12, 1605565), (13, 1482060), (15, 1284452), (17, 1133340), (20, 963339), (26, 741030), (30, 642226), (34, 566670), (39, 494020), (51, 377780), (52, 370515), (60, 321113), (65, 296412), (68, 283335), (78, 247010), (85, 226668), (102, 188890), (130, 148206), (156, 123505), (170, 113334), (195, 98804), (204, 94445), (221, 87180), (255, 75556), (260, 74103), (340, 56667), (390, 49402), (442, 43590), (510, 37778), (663, 29060), (780, 24701), (884, 21795), (1020, 18889), (1105, 17436), (1326, 14530), (1453, 13260), (2210, 8718), (2652, 7265), (2906, 6630), (3315, 5812), (4359, 4420)]