38983516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 89752320

約数和(自身を除く): 50768804

約数列:

[1, 2, 4, 11, 13, 17, 19, 22, 26, 34, 38, 44, 52, 68, 76, 143, 187, 209, 211, 221, 247, 286, 323, 374, 418, 422, 442, 494, 572, 646, 748, 836, 844, 884, 988, 1292, 2321, 2431, 2717, 2743, 3553, 3587, 4009, 4199, 4642, 4862, 5434, 5486, 7106, 7174, 8018, 8398, 9284, 9724, 10868, 10972, 14212, 14348, 16036, 16796, 30173, 39457, 44099, 46189, 46631, 52117, 60346, 68153, 78914, 88198, 92378, 93262, 104234, 120692, 136306, 157828, 176396, 184756, 186524, 208468, 272612, 512941, 573287, 749683, 885989, 1025882, 1146574, 1499366, 1771978, 2051764, 2293148, 2998732, 3543956, 9745879, 19491758, 38983516]

約数ペア:

[(1, 38983516), (2, 19491758), (4, 9745879), (11, 3543956), (13, 2998732), (17, 2293148), (19, 2051764), (22, 1771978), (26, 1499366), (34, 1146574), (38, 1025882), (44, 885989), (52, 749683), (68, 573287), (76, 512941), (143, 272612), (187, 208468), (209, 186524), (211, 184756), (221, 176396), (247, 157828), (286, 136306), (323, 120692), (374, 104234), (418, 93262), (422, 92378), (442, 88198), (494, 78914), (572, 68153), (646, 60346), (748, 52117), (836, 46631), (844, 46189), (884, 44099), (988, 39457), (1292, 30173), (2321, 16796), (2431, 16036), (2717, 14348), (2743, 14212), (3553, 10972), (3587, 10868), (4009, 9724), (4199, 9284), (4642, 8398), (4862, 8018), (5434, 7174), (5486, 7106)]