18737402290

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3823}}^1\times {\mathrm{5507}}^1$

素因数の和:9426

約数の個数: 32

約数和(自身を含む): 34121399040

約数和(自身を除く): 15383996750

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 3823, 5507, 7646, 11014, 19115, 27535, 38230, 55070, 340247, 490123, 680494, 980246, 1701235, 2450615, 3402470, 4901230, 21053261, 42106522, 105266305, 210532610, 1873740229, 3747480458, 9368701145, 18737402290]

約数ペア:

[(1, 18737402290), (2, 9368701145), (5, 3747480458), (10, 1873740229), (89, 210532610), (178, 105266305), (445, 42106522), (890, 21053261), (3823, 4901230), (5507, 3402470), (7646, 2450615), (11014, 1701235), (19115, 980246), (27535, 680494), (38230, 490123), (55070, 340247)]