19115070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2131}}^1$

素因数の和:2177

約数の個数: 64

約数和(自身を含む): 51577344

約数和(自身を除く): 32462274

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2131, 2990, 4262, 4485, 6393, 8970, 10655, 12786, 21310, 27703, 31965, 49013, 55406, 63930, 83109, 98026, 138515, 147039, 166218, 245065, 277030, 294078, 415545, 490130, 637169, 735195, 831090, 1274338, 1470390, 1911507, 3185845, 3823014, 6371690, 9557535, 19115070]

約数ペア:

[(1, 19115070), (2, 9557535), (3, 6371690), (5, 3823014), (6, 3185845), (10, 1911507), (13, 1470390), (15, 1274338), (23, 831090), (26, 735195), (30, 637169), (39, 490130), (46, 415545), (65, 294078), (69, 277030), (78, 245065), (115, 166218), (130, 147039), (138, 138515), (195, 98026), (230, 83109), (299, 63930), (345, 55406), (390, 49013), (598, 31965), (690, 27703), (897, 21310), (1495, 12786), (1794, 10655), (2131, 8970), (2990, 6393), (4262, 4485)]