15488876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 31352160

約数和(自身を除く): 15863284

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 61, 76, 122, 244, 247, 257, 494, 514, 793, 988, 1028, 1159, 1586, 2318, 3172, 3341, 4636, 4883, 6682, 9766, 13364, 15067, 15677, 19532, 30134, 31354, 60268, 62708, 63479, 126958, 203801, 253916, 297863, 407602, 595726, 815204, 1191452, 3872219, 7744438, 15488876]

約数ペア:

[(1, 15488876), (2, 7744438), (4, 3872219), (13, 1191452), (19, 815204), (26, 595726), (38, 407602), (52, 297863), (61, 253916), (76, 203801), (122, 126958), (244, 63479), (247, 62708), (257, 60268), (494, 31354), (514, 30134), (793, 19532), (988, 15677), (1028, 15067), (1159, 13364), (1586, 9766), (2318, 6682), (3172, 4883), (3341, 4636)]