20199256090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1669}}^1\times {\mathrm{93097}}^1$

素因数の和:94786

約数の個数: 32

約数和(自身を含む): 39179362320

約数和(自身を除く): 18980106230

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1669, 3338, 8345, 16690, 21697, 43394, 93097, 108485, 186194, 216970, 465485, 930970, 1210261, 2420522, 6051305, 12102610, 155378893, 310757786, 776894465, 1553788930, 2019925609, 4039851218, 10099628045, 20199256090]

約数ペア:

[(1, 20199256090), (2, 10099628045), (5, 4039851218), (10, 2019925609), (13, 1553788930), (26, 776894465), (65, 310757786), (130, 155378893), (1669, 12102610), (3338, 6051305), (8345, 2420522), (16690, 1210261), (21697, 930970), (43394, 465485), (93097, 216970), (108485, 186194)]