18026970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2719}}^1$

素因数の和:2759

約数の個数: 64

約数和(自身を含む): 49351680

約数和(自身を除く): 31324710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 2719, 3315, 5438, 6630, 8157, 13595, 16314, 27190, 35347, 40785, 46223, 70694, 81570, 92446, 106041, 138669, 176735, 212082, 231115, 277338, 353470, 462230, 530205, 600899, 693345, 1060410, 1201798, 1386690, 1802697, 3004495, 3605394, 6008990, 9013485, 18026970]

約数ペア:

[(1, 18026970), (2, 9013485), (3, 6008990), (5, 3605394), (6, 3004495), (10, 1802697), (13, 1386690), (15, 1201798), (17, 1060410), (26, 693345), (30, 600899), (34, 530205), (39, 462230), (51, 353470), (65, 277338), (78, 231115), (85, 212082), (102, 176735), (130, 138669), (170, 106041), (195, 92446), (221, 81570), (255, 70694), (390, 46223), (442, 40785), (510, 35347), (663, 27190), (1105, 16314), (1326, 13595), (2210, 8157), (2719, 6630), (3315, 5438)]