18995970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{313}}^1$

素因数の和:364

約数の個数: 96

約数和(自身を含む): 55525248

約数和(自身を除く): 36529278

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 289, 313, 357, 510, 578, 595, 626, 714, 867, 939, 1190, 1445, 1565, 1734, 1785, 1878, 2023, 2191, 2890, 3130, 3570, 4046, 4335, 4382, 4695, 5321, 6069, 6573, 8670, 9390, 10115, 10642, 10955, 12138, 13146, 15963, 20230, 21910, 26605, 30345, 31926, 32865, 37247, 53210, 60690, 65730, 74494, 79815, 90457, 111741, 159630, 180914, 186235, 223482, 271371, 372470, 452285, 542742, 558705, 633199, 904570, 1117410, 1266398, 1356855, 1899597, 2713710, 3165995, 3799194, 6331990, 9497985, 18995970]

約数ペア:

[(1, 18995970), (2, 9497985), (3, 6331990), (5, 3799194), (6, 3165995), (7, 2713710), (10, 1899597), (14, 1356855), (15, 1266398), (17, 1117410), (21, 904570), (30, 633199), (34, 558705), (35, 542742), (42, 452285), (51, 372470), (70, 271371), (85, 223482), (102, 186235), (105, 180914), (119, 159630), (170, 111741), (210, 90457), (238, 79815), (255, 74494), (289, 65730), (313, 60690), (357, 53210), (510, 37247), (578, 32865), (595, 31926), (626, 30345), (714, 26605), (867, 21910), (939, 20230), (1190, 15963), (1445, 13146), (1565, 12138), (1734, 10955), (1785, 10642), (1878, 10115), (2023, 9390), (2191, 8670), (2890, 6573), (3130, 6069), (3570, 5321), (4046, 4695), (4335, 4382)]