18290350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1525

約数の個数: 48

約数和(自身を含む): 38591280

約数和(自身を除く): 20300930

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 950, 1235, 1481, 2470, 2962, 6175, 7405, 12350, 14810, 19253, 28139, 37025, 38506, 56278, 74050, 96265, 140695, 192530, 281390, 365807, 481325, 703475, 731614, 962650, 1406950, 1829035, 3658070, 9145175, 18290350]

約数ペア:

[(1, 18290350), (2, 9145175), (5, 3658070), (10, 1829035), (13, 1406950), (19, 962650), (25, 731614), (26, 703475), (38, 481325), (50, 365807), (65, 281390), (95, 192530), (130, 140695), (190, 96265), (247, 74050), (325, 56278), (475, 38506), (494, 37025), (650, 28139), (950, 19253), (1235, 14810), (1481, 12350), (2470, 7405), (2962, 6175)]