19879528038

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{55987}}^1$

素因数の和:56129

約数の個数: 64

約数和(自身を含む): 43342774272

約数和(自身を除く): 23463246234

約数列:

[1, 2, 3, 6, 23, 31, 46, 62, 69, 83, 93, 138, 166, 186, 249, 498, 713, 1426, 1909, 2139, 2573, 3818, 4278, 5146, 5727, 7719, 11454, 15438, 55987, 59179, 111974, 118358, 167961, 177537, 335922, 355074, 1287701, 1735597, 2575402, 3471194, 3863103, 4646921, 5206791, 7726206, 9293842, 10413582, 13940763, 27881526, 39918731, 79837462, 106879183, 119756193, 144054551, 213758366, 239512386, 288109102, 320637549, 432163653, 641275098, 864327306, 3313254673, 6626509346, 9939764019, 19879528038]

約数ペア:

[(1, 19879528038), (2, 9939764019), (3, 6626509346), (6, 3313254673), (23, 864327306), (31, 641275098), (46, 432163653), (62, 320637549), (69, 288109102), (83, 239512386), (93, 213758366), (138, 144054551), (166, 119756193), (186, 106879183), (249, 79837462), (498, 39918731), (713, 27881526), (1426, 13940763), (1909, 10413582), (2139, 9293842), (2573, 7726206), (3818, 5206791), (4278, 4646921), (5146, 3863103), (5727, 3471194), (7719, 2575402), (11454, 1735597), (15438, 1287701), (55987, 355074), (59179, 335922), (111974, 177537), (118358, 167961)]